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VMSA-2020-0023: TOCTOU out-of-bounds write vulnerability (CVE-2020-3982)

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VMSA-2020-0023: TOCTOU out-of-bounds write vulnerability (CVE-2020-3982)

Severity
5
CVSS
(AV:N/AC:M/Au:S/C:N/I:P/A:P)
Published
10/20/2020
Created
10/23/2020
Added
10/23/2020
Modified
11/02/2020

Description

VMware ESXi (7.0 before ESXi_7.0.1-0.0.16850804, 6.7 before ESXi670-202008101-SG, 6.5 before ESXi650-202007101-SG), Workstation (15.x), Fusion (11.x before 11.5.6) contain an out-of-bounds write vulnerability due to a time-of-check time-of-use issue in ACPI device. A malicious actor with administrative access to a virtual machine may be able to exploit this vulnerability to crash the virtual machine's vmx process or corrupt hypervisor's memory heap.

Solution(s)

  • vmware-esxi65-upgrade-16901156
  • vmware-esxi67-upgrade-16773714
  • vmware-esxi70-upgrade-16850804

References

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